Safety Relief Valve NSN 4820-01-539-7963

Item Description

A valve designed to automatically release excessive pressures. It is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. It is not designed for regulation of continuously fluctuating loads. It may be inline or cartridge (manifold) design. Excludes valve (1), relief, pressure and temperature.

NSN: 4820-01-539-7963

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Features and Characteristics

Flow Control Device

Poppet

Disk Loading Method

Spring

Valve Discharge Flow Rate

0.2 gallons per minute

Maximum Operating Temp

200.0 degrees fahrenheit single response

Minimum Operating Temp

-50.0 degrees fahrenheit

End Application

Strategic sealift takr 295, 297, 299

Valve Operation Method

Automatic

Connection Type

Threaded cartridge 1st end

Adjustable Pressure Range

+100.0/+1000.0 pounds per square inch

Maximum Operating Pressure

5000.0 pounds per square inch single response

Part Name Assigned By Controlling Agency

Pilot operated pressure reducing/relieving cartridge valve

Special Features

This pilot operated, pressure reducing/relieving valve has internal screening to protect pilot, polyurethane "d" ring and screw adjustment of cracking pressure; this valve and p/n b10-2-6b make up the next higher assembly, p/n 15cpr1-s-10-g3, valve assembly

Material

Steel

Media For Which Designed

Oil, hydraulic single response

Style Designator

Err-090

FSC

4820 Nonpowered Valves

NIIN

015397963

NSN

4820015397963

Manufacturer Part Numbers

Part numbers registered to this national stock number.

Part Number

Cage

Status

MSDS

Part Number:

PRH101S10

Cage Code:

82271

Status:

MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov

Schedule B Number: 8481400000
NAICS: 332911
SITC: 74740
Description: Safety or relief valves
End Use (Code 21180):
Industrial machines, other

Q & A

Frequently asked questions for NSN 4820-01-539-7963

What are the manufacturers of nsn 4820015397963?

Parker-hannifin Corporation (82271)

Does this nsn 4820015397963 have a shelf life?
No. This NSN does not have an applicable shelf life.

What is the formal definition of nsn 4820015397963
A valve designed to automatically release excessive pressures. it is actuated by static pressure upstream of the valve and is used as a safety valve or relief valve, and may be set to close at a predetermined pressure. it is not designed for regulation of continuously fluctuating loads. it may be inline or cartridge (manifold) design. excludes valve (1), relief, pressure and temperature.

Does nsn 4820015397963 contain any precious metals?
No precious metal content.

Does nsn 4820015397963 contain any hazardous materials?
No MSDS. No hazardous material.

What is the ESD classification of nsn 4820015397963?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)

INC

FIIG

App. Key

Cond. Code

Status

INC:

05488

FIIG:

A046B0

App. Key:

Cond. Code:

Status:

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